package Put_in;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Scanner;

/**
 * @author dx
 * @version 1.0
 * @date 2022/4/23 14:59
 * @description:  以空行结束
 */
public class test5 {

    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        List<String> arr = new ArrayList<String>();
        while (sc.hasNext()){
            
        }
    }
}
